async function checkToken(backend_domain_name, token) {
    const formData = new URLSearchParams();
    formData.append('token', token);

    try {
        const response = await fetch(backend_domain_name + '/navigation/check_token', {
            method: 'POST',
            headers: {
                'Content-Type': 'application/x-www-form-urlencoded',
            },
            body: formData
        });

        const data = await response.json();
        console.log(data.message);
        if (data.TF === 'T') {
            return true;
        } else {
            return false;
        }
    } catch (error) {
        console.error('请求错误:', error);
        return false;
    }
}